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Code cleanup

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This commit is contained in:
yhirose 2020-01-23 17:35:47 -05:00
parent ac00f1246e
commit 88c67cba4f
1 changed files with 1 additions and 31 deletions
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32
peglib.h
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@ -37,7 +37,7 @@
// guard for older versions of VC++
#ifdef _MSC_VER
#if (_MSC_VER < 1900)
#if defined(_MSC_VER) && _MSC_VER < 1900 // Less than Visual Studio 2015
#error "Requires complete C+11 support"
#endif
#endif
@ -940,24 +940,8 @@ public:
class Sequence : public Ope
{
public:
Sequence(const Sequence& rhs) : opes_(rhs.opes_) {}
#if defined(_MSC_VER) && _MSC_VER < 1900 // Less than Visual Studio 2015
// NOTE: Compiler Error C2797 on Visual Studio 2013
// "The C++ compiler in Visual Studio does not implement list
// initialization inside either a member initializer list or a non-static
// data member initializer. Before Visual Studio 2013 Update 3, this was
// silently converted to a function call, which could lead to bad code
// generation. Visual Studio 2013 Update 3 reports this as an error."
template <typename... Args>
Sequence(const Args& ...args) {
opes_ = std::vector<std::shared_ptr<Ope>>{ static_cast<std::shared_ptr<Ope>>(args)... };
}
#else
template <typename... Args>
Sequence(const Args& ...args) : opes_{ static_cast<std::shared_ptr<Ope>>(args)... } {}
#endif
Sequence(const std::vector<std::shared_ptr<Ope>>& opes) : opes_(opes) {}
Sequence(std::vector<std::shared_ptr<Ope>>&& opes) : opes_(opes) {}
@ -991,22 +975,8 @@ public:
class PrioritizedChoice : public Ope
{
public:
#if defined(_MSC_VER) && _MSC_VER < 1900 // Less than Visual Studio 2015
// NOTE: Compiler Error C2797 on Visual Studio 2013
// "The C++ compiler in Visual Studio does not implement list
// initialization inside either a member initializer list or a non-static
// data member initializer. Before Visual Studio 2013 Update 3, this was
// silently converted to a function call, which could lead to bad code
// generation. Visual Studio 2013 Update 3 reports this as an error."
template <typename... Args>
PrioritizedChoice(const Args& ...args) {
opes_ = std::vector<std::shared_ptr<Ope>>{ static_cast<std::shared_ptr<Ope>>(args)... };
}
#else
template <typename... Args>
PrioritizedChoice(const Args& ...args) : opes_{ static_cast<std::shared_ptr<Ope>>(args)... } {}
#endif
PrioritizedChoice(const std::vector<std::shared_ptr<Ope>>& opes) : opes_(opes) {}
PrioritizedChoice(std::vector<std::shared_ptr<Ope>>&& opes) : opes_(opes) {}